[quote:] "When we study humans, we generally find patterns of behaviour. It is these patterns that allows us to formulate ideas about the human mind and human behaviour. But none of these ideas are ever proven or disproven."

This describes studies performed on PERSONAL BEHAVIOUR which can be affected by attitudes while my argument focuses on the ABILITIES that are affected by the PHYSICAL difference found on the anatomy of male and female brains.

Here are more links if you doubt the validity of the article on Medical Education Online:

http://www.bio-medicine.org/medicine-news/Genetic-differences-found-betw...

http://www.webmd.com/balance/features/how-male-female-brains-differ

http://www.usnews.com/usnews/tech/nextnews/archive/next050121.htm

http://www.livescience.com/health/050120_brain_sex.html